var data = [
    "namej", "age", "name",
    {
        name: "paran",
        age: 23
    }
]


console.log('默认字符串:', JSON.stringify(data));
console.log('输入数组中有的属性迷宫:', JSON.stringify(data, ['name']));
console.log('美化:', JSON.stringify(data, ['name'], 5));
console.log('美化:', JSON.stringify(data, null, 8));
console.log('美化:', JSON.stringify(data, ['name'], '空格'));
